数学公式真的不能行么 $\int a^b f’ x \rd x=f b… 06/18/2013vanabel 1 Comment 数学公式真的不能行么? $\int_a^b f'(x)\rd x=f(b)-f(a)$.
Test of MathJax and Prettify 06/05/2013vanabel Leave a Comment MathJax a^2 \int_a^b f'(x) dx=f(b)-f(a). Prettify Continue Reading →